Mercedes-Benz 2009 M-Class Operator's Manual page 232

Controls in detail
Useful features
from the signal transmitter button (2,
or 4) to be programmed, while keeping
indicator lamp in view.
1
X
Step 4: Using both hands, simultaneously
press hand-held remote control button
and the desired signal transmitter button
(2, or 4). Do not release the buttons
3
until step 5 is completed.
Indicator lamp will flash, first slowly and
1
then rapidly.
i
Indicator lamp flashes immediately
1
the first time the signal transmitter button
is programmed. If this button has already
been programmed, the indicator lamp will
start flashing after 20 seconds.
X
Step 5: After indicator lamp
from a slow to a rapidly flashing light,
release the hand-held remote control
button and the signal transmitter button.
X
Step 6: Press and hold the just-trained
signal transmitter button (2,
observe indicator lamp 1.
If indicator lamp stays on constantly,
1
programming is complete and your device
should activate when the respective signal
transmitter button (2, or 4) is pressed
3
and released.
230
i If indicator lamp
3
approximately 2 seconds and then turns to
a constant light, continue with
programming steps 8 through 12 as your
garage door opener may be equipped with
6
the "rolling code" feature.
X
Step 7: To program the remaining two
signal transmitter buttons, repeat the steps
above starting with step 3.
Rolling code programming
To train a garage door opener (or other rolling
code devices) with the rolling code feature,
follow these instructions after completing the
"Programming" portion (steps 1 through 6) of
this text. (A second person may make the
following training procedures quicker and
changes
1
easier.)
X
Step 8: Locate the "training" button on the
garage door opener motor head unit.
i Exact location and color of the button may
or 4) and
3
vary by garage door opener brand.
Depending on manufacturer, the "training"
button may also be referred to as "learn"or
"smart" button. If there is difficulty locating
the transmitting button, refer to the garage
door opener Operator's Manual.
X
Step 9: Press the "training" button on the
flashes rapidly for
1
garage door opener motor head unit.
The "training light" is activated.
You have 30 seconds to initiate the
following two steps.
X
Step 10: Return to the vehicle and firmly
press, hold for 2 seconds and release the
programmed signal transmitter button
(2,
X
Step 11: Press, hold for 2 seconds and
release same signal transmitter button a
second time to complete the training
process.
i
rolling code equipped devices) may require
you to press, hold for 2 seconds and
release the same signal transmitter button
a third time to complete the training
process.
X
Step 12: Confirm the garage door
operation by pressing the programmed
signal transmitter button (2,
X
Step 13: To program the remaining two
signal transmitter buttons, repeat the steps
above starting with step 3.
or 4).
3
Some garage door openers (or other
3
or 4).